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Chapter 7 Cell Stucture & Function
Protists Test
16
Biology
9th Grade
11/14/2014

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Term
Robert Hooke
Definition
(1665) English scientist who used an earily compound microscope to look at thin slices of cork... 1st tousethe word cell
Term
Anton Van Leeuwenhoek
Definition
Dutch scientist who used a single-lens microscope to veiw pond water and other things.  Was a lense maker.
Term
Matthias Schleiden
Definition
(1839) German botanist who fiest concluded that all plants are made up of cells
Term
Theodor Schwann
Definition
(1839) German biologist who 1st concluded that all animals are made up of cells.. said all living thing are made of cells
Term
Rudolf Virchow
Definition
(1855) German physician who concluded that new cells only come from existing cells
Term
Work done by scientist lead to the...
Definition
Cell Theory
Term
The Cell Theory States:
Definition

1. All living things are made of cells

2. Cells are the basic unit of structure and function in living things

3. New cells are produced from existing cells

Term
Fluorescent labeling
Definition
follows molecules moving through a cell
Term
Confocal light microscopy
Definition
scans cells w/ laser beam used to build 3-D images of cells and cell parts
Term
High-resolution video technology
Definition
produces movles of cells as they grow, divide, and develope
Term
TEMs
Definition
(transmission electron microscope) used to study cell stucture and protien molecules
Term
SEMs
Definition
(Scanning electron microscope) scan sufaces of specimens and make 3-D images
Term
scanning probe microscope
Definition
trace surface of samples with a fine probe.  Great for surfaces; can veiw single atoms
Term
All cells have 2 Characteristics:
Definition

1. Have a cell membrane

2. Contain DNA

Term
Eukaryotic
Definition
cells that cantian a nucleus and many organelles, ex: Plant and animal cells
Term
Prokaryotic
Definition
cells with no nucleus and few oraganelles, ex: bacterial cells
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